SHARMA, J P, and S KUMAR. 2013. “Effect of Nitrogen on Development of Alternaria Blight Caused by Alternaria, Solani of Tomato (Lycopersicon Escuientum) in Rainy and Winter Seasons”. The Indian Journal of Agricultural Sciences 68 (2). https://epubs.icar.org.in/index.php/IJAgS/article/view/27325.